A beginner's star-book; an easy guide to the stars and to the astronomical uses of the opera-glass, the field-glass and the telescope (1912)
Murphy, Edgar Gardner, 1869-1913 · New York, London, G.P. Putnam's Sons · leaf 112
erest. But a well-constructedachromatic telescope of two or threeinches in aperture will not only supplyamusement and instruction; it may bemade to do useful work.* Such a state-ment is even more applicable to-day thanwhen Proctor wrote it. Not only are oursmall telescopes better in quality, but… … A MODERN OPERA-GLASS the work of a great telescope, it can do some things for which the great telescope isunfitted. We may remember the retort of the squirrel to the mountain, in Emersonsquaint poem: If I cannot carry forests on my back, neither can you crack a nut! The opera-glass, because small…
Astronomy
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